Patents-Review.com
ClassID:

223977 ⎘

H04B14/004 - CPC Classification

Classification description:

Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation Amplitude modulation

Recent Application in this class:
#1
20250096909
2025-03-20

AMPLITUDE MODULATION TRANSMISSION DEVICE

 #2
20230140226
2023-05-04

Communication devices and methods

 #3
20210152247
2021-05-20

Optical communication interface utilizing n-dimensional double square quadrature amplitude modulation

 #4
20210036725
2021-02-04

Receiver and receiving method

 #5
20200280468
2020-09-03

Probabilistic signal shaping using multiple codebooks

 #6
20200235704
2020-07-23

Device for modulating a microwave signal, transponder including such a device, and responder beacon equipped with such a transponder

 #7
20200015682
2020-01-16

Multiple implant communications with adjustable load modulation based on received signal amplitudes

 #8
20200014568
2020-01-09

Transpositional modulation

 #9
20190334623
2019-10-31

Optical communication interface utilizing N-dimensional double square quadrature amplitude modulation

 #10
20190158192
2019-05-23

Adaptive symbol mapping modulation

 #11
20190103900
2019-04-04

System and method for selecting transmission parameters

 #12
20190052364
2019-02-14

Optical communication interface utilizing n-dimensional double square quadrature amplitude modulation

 #13
20180302263
2018-10-18

Transpositional modulation

 #14
20180220891
2018-08-09

Multiple implant communications with adjustable load modulation based on received signal amplitudes

 #15
20180102855
2018-04-12

Adaptive symbol mapping modulation

 #16
20170338897
2017-11-23

Adaptive symbol mapping modulation

 #17
20170302381
2017-10-19

Optical communication interface utilizing N-dimensional double square quadrature amplitude modulation

 #18
20160277113
2016-09-22

Optical communication interface utilizing N-dimensional double square quadrature amplitude modulation

 #19
20150195040
2015-07-09

Optical communication interface utilizing N-dimensional double square quadrature amplitude modulation

 #20
20150023452
2015-01-22

Optical communication interface utilizing n-dimensional double square quadrature amplitude modulation

 #21
20120064821
2012-03-15

System and method for identifying the path or devices on the path of a communication signal using (1+r(T)) amplitude modulation

 #22
20050123061
2005-06-09

Multidimensional signal modulation and/or demodulation for data communications

 #23
16220947
2019-10-15

Upstream scheduling for optical networking unit (ONU)

 #24
15342075
2018-03-13

Timing-modulated side channel

 #25
14316768
2015-04-28

Amplitude shift keyed (ASK) modulator/transmitter with fast fall time