Search references for BASEBAND. Phrases containing BASEBAND
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Range of frequencies occupied by an unmodulated signal
signal processing, baseband is the range of frequencies occupied by a signal that has not been modulated to higher frequencies. Baseband signals typically
Baseband
In smartphones and other radio network interface devices
A baseband processor (also known as baseband radio processor, BP, or BBP) is a device (a chip or part of a chip) in a network interface controller that
Baseband_processor
In telecommunications, the term multiplex baseband has the following meanings: In frequency-division multiplexing, the frequency band occupied by the aggregate
Multiplex_baseband
Range of usable frequencies
channel, or a signal spectrum. Baseband bandwidth is equal to the upper cutoff frequency of a low-pass filter or baseband signal, which includes a zero
Bandwidth_(signal_processing)
Pattern used within a communications system to represent digital data
current (often using differential signaling). the line-coded signal (the baseband signal) undergoes further pulse shaping (to reduce its frequency bandwidth)
Line_code
Baseband analog video signal format
Composite video, also known as CVBS (composite video baseband signal or color, video, blanking and sync), is an analog video format that combines image
Composite_video
Transfer of data over a communication channel
continuous signal, which varies in amplitude, phase, or some other property. In baseband analog transmission, messages are represented by a sequence of pulses by
Data_communication
Communication equipment
A base transceiver station (BTS) or a baseband unit (BBU) is a piece of equipment that facilitates wireless communication between user equipment (UE) and
Base_transceiver_station
Minimum sampling rate to avoid aliasing
context it is an upper bound for the symbol rate across a bandwidth-limited baseband channel such as a telegraph line or passband channel such as a limited
Nyquist_rate
IBM PC's first LAN system
with other voice, video, and data traffic. Later, in 1987 a much cheaper baseband version, also running at 2 Mbit/s connected computers in daisy-chain style
IBM_PC_Network
Process of varying one or more properties of a periodic waveform
The lower frequency band occupied by the modulation signal is called the baseband, while the higher frequency band occupied by the modulated carrier is called
Signal_modulation
Sufficiency theorem for reconstructing signals from samples
provided other constraints on the signal are known (see § Sampling of non-baseband signals below and compressed sensing). In some cases (when the sample-rate
Nyquist–Shannon sampling theorem
Nyquist–Shannon_sampling_theorem
2009 Apple smartphone
release of the iPhone 4s, Apple updated baseband hardware from an Infineon Baseband chip to a Toshiba Baseband chip in week 2 production in 2011 which
IPhone_3GS
Radio communication system implemented in software
to tune the desired signal to a common intermediate frequency (IF) or baseband. Typically in SDR this signal is then sampled by the analog-to-digital
Software-defined_radio
Measurement of the power in a radio signal
IF amplifier. In zero-IF systems, it is derived in the baseband signal chain, before the baseband amplifier. RSSI output is often a DC analog level. It
Received signal strength indicator
Received_signal_strength_indicator
Linux-based 2020 Smartphone
power to the camera and microphone, Wi-Fi and Bluetooth modem, and the baseband modem.) The device uses a USB-C connector for charging. The 144 mm (5.7-inch)
Librem_5
Type of radio used in wireless telecommunications networks
equipment is remote to baseband units such as BTS/NodeB/eNodeB/gNodeB or gNB. This equipment is used to extend the coverage of a baseband unit in challenging
Remote_radio_head
Communications standard
to carry data between cell sites/remote radio heads and base stations/baseband units. The purpose of CPRI is to allow replacement of a copper or coax
Common_Public_Radio_Interface
Signal processing technique in telecommunications
The carrier is much higher in frequency than the baseband signal. The carrier signal and the baseband signal are combined in a modulator circuit. The modulator
Frequency-division multiplexing
Frequency-division_multiplexing
Electronic method of transmitting information with a carrier wave
the bandwidth of which is twice the maximum frequency of the original baseband signal. Single-sideband modulation avoids this bandwidth increase, and
Single-sideband_modulation
Electronic method of transmitting information with a carrier wave
frequency modulation. In phase modulation, the instantaneous amplitude of the baseband signal modifies the phase of the carrier signal keeping its amplitude and
Phase_modulation
Proprietary interface by Qualcomm
MSM Interface is a proprietary interface for interacting with Qualcomm baseband processors and is a replacement for the legacy cellular extensions of the
Qualcomm_MSM_Interface
Frequencies or wavelengths that can pass through a filter
energy only in a passband), is known as a bandpass signal, in contrast to a baseband signal. The bandpass filter usually has two band-stop filters. In telecommunications
Passband
Signal processing sample technique
recovered from the samples. The first and third graphs of Figure 1 depict a baseband spectrum before and after being sampled at a rate that completely separates
Undersampling
Communications protocol standard in FM radio broadcasts
modulation system was based on that used in a Swedish paging system and the baseband coding was a new design, mainly developed by the British Broadcasting Corporation
Radio_Data_System
Method in digital signal processing
filters pass the difference (i.e. baseband) frequency while rejecting the sum frequency image, resulting in a complex baseband representation of the original
Digital_down_converter
Israeli chip company
Term Evolution (LTE) chipsets. The company's product portfolio includes baseband processors, RF transceivers and a range of reference hardware products
Sony_Semiconductor_Israel
Method for converting signals between digital and analog
properties of greater attenuation in the baseband, so a dramatically larger portion of the noise is above the baseband and can be easily filtered by an ideal
Delta-sigma_modulation
processing technique implemented on the demodulated received signals at the baseband level. It is typically necessary in Polarization Division Multiplexing
XPIC
Electronic method of transmitting information with a carrier wave
frequency and phase remain constant. According to Paul Nahin, "To apply the baseband signal of a microphone output directly to the transmitter antenna won't
Frequency_modulation
Taiwanese fabless semiconductor company
4G LTE baseband in volume in the second half of 2014, later than its largest competitor Qualcomm. The additional cost of the separate baseband chip required
MediaTek
Electronic method of transmitting information with a carrier wave
modulated signal through another nonlinear device can extract the original baseband signal. His analysis also showed that only one sideband was necessary to
Amplitude_modulation
Rate of modulation of a digital signal
bits per second. A symbol may be described as either a pulse in digital baseband transmission or a tone in passband transmission using modems. A symbol
Symbol_rate
Data transmission concept
is also modulated so that it occupies higher frequencies (compared to a baseband signal which is bound to the lowest end of the spectrum, see line coding)
Broadband
Information rate that can be transmitted over a given bandwidth
bit/symbol or bpcu. In the case of baseband transmission (line coding or pulse-amplitude modulation) with a baseband bandwidth (or upper cut-off frequency)
Spectral_efficiency
Color encoding system for analogue television
chrominance information added to the luma video signal to form a composite video baseband signal. The frequency of this subcarrier is 4.43361875 MHz for PAL 4.43
PAL
of the channel is found by taking the spatial average of the channel's baseband impulse response i.e. | h b ( t , τ ) | 2 {\displaystyle |h_{b}(t,\tau
Power_delay_profile
Measurement of a signal at discrete time intervals
{\displaystyle 2B} (real samples/sec). More apparently, the equivalent baseband waveform, s a ( t ) ⋅ e − i 2 π B 2 t {\displaystyle s_{a}(t)\cdot e^{-i2\pi
Sampling_(signal_processing)
Particular representation of a signal
This function goes by various names, such as complex envelope and complex baseband. The complex envelope is not unique; it is determined by the choice of
Analytic_signal
Transceiver in an Ethernet network
the Physical Layer Signalling (PLS) by way of the AUI to the explicit baseband coaxial transmission system.[jargon] Permits the DTE to test the MAU and
Medium_Attachment_Unit
gain") is the ratio of the spread (or RF) bandwidth to the unspread (or baseband) bandwidth. Research suggests that it is one of the important factors in
Process_gain
Computer networking technology
unit (MAU) and baseband medium, type 10BASE-T including type 10BASE-Te IEEE 802.3 25. Physical Medium Dependent (PMD) sublayer and baseband medium, type
Ethernet
Type of degradation in signal transmission
one of many non-ideal conditions that may affect in baseband receiver design. In designing a baseband receiver, we should notice not only the degradation
Carrier_frequency_offset
Signal enhancement
improvement in the signal-to-noise ratio of the high-frequency portion of the baseband, i.e., modulating signal, which improvement results from passing the modulating
Preemphasis_improvement
Bundles of wires used for transmitting information
Coaxial cable mainly used for analog communication, sometimes used as a baseband digital data cable, such as in serial digital interface and thicknet and
Telecommunications_cable
Delays experienced through a linear time-invariant system
system, which is itself an LTI system with a baseband output that is ideally an accurate copy of the baseband signal input. This system as a whole is referred
Group_delay_and_phase_delay
Early 10 Mbit/s Ethernet standards
represents its maximum throughput of 10 Mbit/s, BASE indicates its use of baseband transmission, and X indicates the type of medium used. Classic Ethernet
List of early Ethernet standards
List_of_early_Ethernet_standards
modems. As of 2019[update], all available mobile phones have a proprietary baseband chip (GSM module, cellular modem), except for the Necuno, which has no
List of open-source mobile phones
List_of_open-source_mobile_phones
Chinese semiconductor company based at Shanghai, formerly known as Spreadtrum
Chinese TD-SCDMA 3G standard. In addition to GSM and combined GSM/TD-SCDMA baseband chipsets, they also supplied chips for two Chinese mobile TV standards:
UNISOC
Texas Instruments image/video processors
announced baseband chipset market withdrawal). OMAPV1030 – EDGE digital baseband OMAP850 – 200 MHz ARM926EJ-S + GSM/GPRS digital baseband + stacked EDGE
OMAP
U.S. technology company
added functionality to its CellAdvisor Base Station Analyzer to allow baseband testing during tower installation, in order to reduce the number of tower
Viavi_Solutions
Topics referred to by the same term
and Barring Scheme of the Independent Safeguarding Authority, UK Video Baseband Signal, an unmodulated analog B/W video signal used e.g., by the Composite
VBS
Digital circuit that produces sums from inputs
Tensor Processing Unit (TPU) Secure cryptoprocessor Network processor Baseband processor Word size 1-bit 4-bit 8-bit 12-bit 15-bit 16-bit 24-bit 32-bit
Adder_(electronics)
Discontinuation of the public switch telephone network in the United Kingdom
switch off its PSTN infrastructure by December 2025, including both copper baseband landline telephone connections and its ISDN network. During May 2024, this
Telephony copper plant retirement in the United Kingdom
Telephony_copper_plant_retirement_in_the_United_Kingdom
Circuit within a circuit
multiplexed FDM telecommunications carrier system usually did not use the baseband of the cable because it was inconvenient to separate low frequencies with
Phantom_circuit
Device which converts video signals to the format used by over-the-air RF broadcasts
modulated RF input, such as a radio or television receiver. Its input is a baseband signal, which is used to modulate a radio frequency source. RF modulators
RF_modulator
Mobile phone by Nokia
The 3D graphics were software rendered via the baseband processor (Texas Instruments MAD2WDI C GSM Baseband Processor). However, due to the low performance
Nokia_3410
Basic type of mobile phone
$20 Phone? | Electronics360". "Agere unveils 3G baseband-processing scheme". 16 February 2004. "Baseband Chips Move 3G Cell Phones to the Fast Track". 3
Feature_phone
Short-range wireless technology standard
port connections) and TCS (Telephony control protocol) interact with the baseband controller through the L2CAP (Logical Link Control and Adaptation Protocol)
Bluetooth
produces the baseband signal. The presence of filters may perform pulse shaping. Some systems then use modulation to multiplex many baseband signals into
Node-to-node_data_transfer
American multinational technology company
May 2011, it was announced that Nvidia had agreed to acquire Icera, a baseband chip making company in the UK, for $367 million. In January 2013, Nvidia
Nvidia
Study of the properties of codes and their fitness
called digital baseband modulation or digital baseband transmission method) is a code chosen for use within a communications system for baseband transmission
Coding_theory
Radio modulation design
tracking capabilities, due to higher frequencies if downmixed to the complex baseband. On the other hand, a huge variety of different implementations or instantiations
Binary offset carrier modulation
Binary_offset_carrier_modulation
Type of coaxial cable
does not necessarily meet military specifications. RG-59 is often used at baseband video frequencies, such as composite video. It may also be used for broadcast
RG-59
Duration a communication channel's impulse response is effectively constant
of the baseband signal is greater than the coherence time of the channel, then the channel will change during the transmission of the baseband message
Coherence time (communications systems)
Coherence_time_(communications_systems)
Combinational digital circuit
Tensor Processing Unit (TPU) Secure cryptoprocessor Network processor Baseband processor Word size 1-bit 4-bit 8-bit 12-bit 15-bit 16-bit 24-bit 32-bit
Arithmetic_logic_unit
Handheld mobile device
system-on-a-chip) Flash memory (floating-gate MOS memory) Cellular modem (baseband RF CMOS) RF transceiver (RF CMOS) Phone camera image sensor (CMOS image
Smartphone
Product family of software-defined radios
power regulation. These are the basic components that are required for baseband processing of signals. A modular front-end, called a daughterboard, is
Universal Software Radio Peripheral
Universal_Software_Radio_Peripheral
Defunct American fabless semiconductor company
On June 2, 2014, Broadcom announced its intentions to exit the cellular baseband business. Some vendors offer switching equipment based on Broadcom hardware
Broadcom_Corporation
Audio frequencies used for the transmission of speech
frequency, being the electromagnetic energy that represents acoustic energy at baseband. The bandwidth allocated for a single voice-frequency transmission channel
Voice_frequency
Condition to avoid intersymbol interference
criterion is applied to baseband filtering by regarding the symbol sequence as weighted impulses (Dirac delta function). When the baseband filters in the communication
Nyquist_ISI_criterion
First commercially available variant of Ethernet
10 refers to its transmission speed of 10 Mbit/s. The BASE is short for baseband signaling (as opposed to broadband), and the 5 stands for the maximum segment
10BASE5
System in electronic signal processing
communications carrier system, a carrier wave is modulated by a baseband signal. At the receiver, the baseband information is extracted from the incoming modulated
Carrier_recovery
Sound transmission method
frequency domain. Convolution between a baseband signal and a unity gain pure carrier frequency shifts the baseband spectrum in frequency and halves its
Sound_from_ultrasound
Type of amplitude-shift keying modulation
v t e Line coding (digital baseband transmission) Main articles Unipolar encoding Bipolar encoding On–off keying Mark and space Basic line codes Return
On–off_keying
Signal used to represent data as a sequence of discrete values
transmission scheme, which may be either a line coding scheme allowing baseband transmission; or a digital modulation scheme, allowing passband transmission
Digital_signal
Digital video networking
the MPEG transport stream, or the datagrams may be carried in the DVB baseband frames directly, as in GSE. Data broadcast (datacast), for example a data
IP_over_DVB
Oscilloscope display of a digital data signal
noise, dispersion and intersymbol interference on the performance of a baseband pulse-transmission system. The technique was first used with the WWII SIGSALY
Eye_pattern
Type of telecommunications system
share the same transmission medium. In 19th-century systems using direct baseband transmission, each wire pair carried a single telephone circuit, so routes
Carrier_system
isolate a physical from a multiplex of channels and convert to baseband. The term baseband is used to describe a single channel or digital signal, extracted
DTV_receiver
Circuit that performs subtraction
Tensor Processing Unit (TPU) Secure cryptoprocessor Network processor Baseband processor Word size 1-bit 4-bit 8-bit 12-bit 15-bit 16-bit 24-bit 32-bit
Subtractor
QDSP5000, does coding/decoding for media. Baseband processor, ARM9, running a real-time OS and the GSM stack Baseband DSP, QDSP4000, does coding/decoding for
MSM7000
Device that converts a digital signal into an analog signal
meets the requirements of the Nyquist–Shannon sampling theorem (i.e., a baseband signal with bandwidth less than the Nyquist frequency) and was sampled
Digital-to-analog_converter
Type of radio design
including some consumer products. The conversion of the modulated signal to baseband is done in a single frequency conversion. This avoids the complexity of
Direct-conversion_receiver
Electrical or optical properties between network devices
sublayers usually run at higher bitrates BASE, BROAD, PASS – indicates baseband, broadband, or passband signaling respectively -T, -T1, -S, -L, -E, -Z
Ethernet_physical_layer
Indian-American business executive
development of five generations of modem and cell site chipsets, both digital baseband and RF (radio frequency), and system software. He was promoted to senior
Sanjay_Jha_(businessman)
Device for interconnecting Ethernet devices
for 10 Mb/s baseband networks IEEE 802.3 27. Repeater unit for 100 Mb/s baseband networks IEEE 802.3 41. Repeater unit for 1000 Mb/s baseband networks Hallberg
Ethernet_hub
File format used in iTunes to install iOS firmware
Firmware Images (Apple logo, battery images, Recovery mode screen and more), baseband firmware files in .bbfw format (renamed zip file), and other firmware files
IPSW
Radio transmission of audio by frequency modulation
that noise occurs predominantly at higher audio frequencies within the baseband. This can be offset, to a limited extent, by boosting the high frequencies
FM_broadcasting
telephony a four-wire circuit was historically used to transport and switch baseband audio signals in the phone company telephone exchange before the advent
Four-wire_circuit
Representation of a signal as a rectangular wave with varying duty cycle
sampling theorem shows that PWM conversion can be perfect: Any bandlimited baseband signal whose amplitude is within ±0.637 (2/π) can be represented by a
Pulse-width_modulation
Fıgure used in satellite communication systems
the output power of the transponder and g is the antenna gain. B is the baseband of the channel given in dB B = 10 log 10 ( b ) {\displaystyle B=10\
Downlink_CNR
Physical or logical connection used for transmission of information
errors), time-invariant or time-variant (also resulting in burst errors), baseband, passband (RF signal model), real-valued or complex-valued signal model
Communication_channel
List of Android operating system versions
not include memory dedicated to various hardware components such as the baseband processor. Android 4.4 requires a 32-bit ARMv7, MIPS or x86 architecture
Android_version_history
Standard-definition video mode
rastered scan lines, but limited by the available bandwidth. The maximal baseband bandwidth is around 6 MHz which, according to the sampling theorem, translates
576i
Telecommunications circuit which can transmit in two directions simultaneously
loop from the telco central office are almost all two wire for analog baseband voice calls (and some digital services like ISDN), and converted to four-wire
Two-wire_circuit
Specialty of electronic engineering
Laterally-diffused metal-oxide semiconductor (LDMOS) Bipolar junction transistors Baseband processors (Complementary metal–oxide–semiconductor (CMOS)) RF CMOS (mixed-signal
Radio-frequency_engineering
Digital radio broadcast technology
highest baseband modulating frequency (around 60 kHz when RBDS is used). Only 15 kHz of the baseband bandwidth is used by analog monaural audio (baseband),
HD_Radio
Signal processing technique for sensor arrays
algorithms executed at the digital baseband can get very complex. In addition, if all beamforming is done at baseband, each antenna needs its own RF feed
Beamforming
Analog videocassette recording format
stationary head. VHS machines record up to 3 MHz of baseband video bandwidth and 300 kHz of baseband chroma bandwidth. The luminance (black and white) portion
VHS
BASEBAND
BASEBAND
BASEBAND
BASEBAND
Boy/Male
Indian, Sanskrit
As Bright as Sun
Girl/Female
Hindu
Fragrance
Biblical
ambush of the mouth
Boy/Male
Hindu, Indian, Traditional
Lord of the Sea
Girl/Female
Hindu
To pray, White rose
Girl/Female
Indian, Kannada
Name of a River
Girl/Female
Arabic
Darling; Sweetheart
Girl/Female
Indian
Devoted to the Lord
Girl/Female
Muslim
Brilliant, Beautiful
Girl/Female
Gujarati, Hebrew, Hindu, Indian, Kannada, Malayalam, Marathi
Dove
BASEBAND
BASEBAND
BASEBAND
BASEBAND
BASEBAND