Patents by Inventor Otmar Rengert
Otmar Rengert has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11659079Abstract: A method for receiving audio broadcasts during a digital enhanced cordless telecommunication (DECT) frame, the method may include (a) opening, during a DECT frame and by a portable point (PP) that is a potential recipient of the audio broadcasts from a fixed part (FP), multiple reception windows that are spaced apart from each other and are allocated to receive signals related to audio broadcast; (b) receiving received signals, by the PP and during the multiple spaced apart reception windows; and (c) processing, by the PP, the received signals.Type: GrantFiled: April 29, 2020Date of Patent: May 23, 2023Assignee: DSP Group Ltd.Inventor: Otmar Rengert
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Patent number: 11128371Abstract: A DECT system and a method for communicating between a DECT fixed point and multiple DECT portable points. The method may include step (a) of communicating between a master communication processor of the DECT fixed point and one or more DECT portable points during master communication slots. The method may also include step (b) of communicating between a slave communication processor of the DECT fixed point and at least one of the DECT portable points during slave communication slots. Step (a) and step (b) are executed according to an allocation of master communication slots and slave communication slots, wherein the allocation facilitates concurrent slave communication processor communications and master communication processor communications.Type: GrantFiled: May 7, 2019Date of Patent: September 21, 2021Assignee: DSP GROUP LTD.Inventors: Nir Kalfus, Haim Ben-Sinior, Otmar Rengert
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Publication number: 20200358524Abstract: A DECT system and a method for communicating between a DECT fixed point and multiple DECT portable points. The method may include step (a) of communicating between a master communication processor of the DECT fixed point and one or more DECT portable points during master communication slots. The method may also include step (b) of communicating between a slave communication processor of the DECT fixed point and at least one of the DECT portable points during slave communication slots. step (a) and step (b) are executed according to an allocation of master communication slots and slave communication slots, wherein the allocation facilitates concurrent slave communication processor communications and master communication processor communications.Type: ApplicationFiled: May 7, 2019Publication date: November 12, 2020Inventors: Nir Kalfus, Haim Ben-Sinior, Otmar Rengert
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Publication number: 20200351397Abstract: A method for receiving audio broadcasts during a digital enhanced cordless telecommunication (DECT) frame, the method may include (a) opening, during a DECT frame and by a portable point (PP) that is a potential recipient of the audio broadcasts from a fixed part (FP), multiple reception windows that are spaced apart from each other and are allocated to receive signals related to audio broadcast; (b) receiving received signals, by the PP and during the multiple spaced apart reception windows; and (c) processing, by the PP, the received signals.Type: ApplicationFiled: April 29, 2020Publication date: November 5, 2020Applicant: DSP Group Ltd.Inventor: Otmar Rengert
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Patent number: 10212683Abstract: A system may be provided and may include a trusted DECT device; and a DECT base station; wherein the trusted DECT device is arranged to send, to the DECT base station, registration allowable DECT device credentials; wherein the DECT base station is arranged to: receive from a requesting DECT device a request for registration of the requesting DECT device to the DECT base station; wherein the request comprises requesting DECT device credentials; register the requesting DECT device to the DECT base station if the requesting DECT device credentials match the registration allowable DECT device credentials; and prevent a registration of the requesting DECT device to the DECT base station if the requesting DECT device credentials differ from the registration allowable DECT device credentials.Type: GrantFiled: March 11, 2013Date of Patent: February 19, 2019Assignee: DSP GROUP LTD.Inventors: Jochen Kilian, Otmar Rengert
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Patent number: 9565632Abstract: A method that includes operating a base station at a first operational mode thereby preventing the base station from a periodically transmitting a beacon; detecting, by the base station, a transmission from a first wireless communication device; determining, by the base station and in response to the transmission from the first wireless communication device, whether to continue operating in the no emission mode or to enter a emission mode during which the base station is allowed to transmit the beacon; and entering the second operational mode, if it is determined to enter the second operational mode, and sending the beacon to the first wireless communication device.Type: GrantFiled: July 31, 2014Date of Patent: February 7, 2017Assignee: DSP Group Ltd.Inventors: Otmar Rengert, Jochen Kilian
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Patent number: 9088897Abstract: An apparatus for enabling operation of a LDC network within a DECT system having a modified protocol, comprising an A-field with an identity of a FP shared by both the DECT system and the LDC network, B-fields with unique sync patterns for the DECT system and the LDC network, respectively; and separate dummy bearers for transmission by the FP for the DECT system and the LDC network, respectively, and a method for using the same.Type: GrantFiled: January 31, 2012Date of Patent: July 21, 2015Assignee: DSP GROUP LTD.Inventors: Steven Dickinson, Otmar Rengert, Jochen Kilian, Eli Fogel
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Publication number: 20150049658Abstract: A method that includes operating a base station at a first operational mode thereby preventing the base station from a periodically transmitting a beacon; detecting, by the base station, a transmission from a first wireless communication device; determining, by the base station and in response to the transmission from the first wireless communication device, whether to continue operating in the no emission mode or to enter a emission mode during which the base station is allowed to transmit the beacon; and entering the second operational mode, if it is determined to enter the second operational mode, and sending the beacon to the first wireless communication device.Type: ApplicationFiled: July 31, 2014Publication date: February 19, 2015Inventors: Otmar Rengert, Jochen Kilian
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Publication number: 20140094170Abstract: A system may be provided and may include a trusted DECT device; and a DECT base station; wherein the trusted DECT device is arranged to send, to the DECT base station, registration allowable DECT device credentials; wherein the DECT base station is arranged to: receive from a requesting DECT device a request for registration of the requesting DECT device to the DECT base station; wherein the request comprises requesting DECT device credentials; register the requesting DECT device to the DECT base station if the requesting DECT device credentials match the registration allowable DECT device credentials; and prevent a registration of the requesting DECT device to the DECT base station if the requesting DECT device credentials differ from the registration allowable DECT device credentials.Type: ApplicationFiled: March 11, 2013Publication date: April 3, 2014Inventors: Jochen KILIAN, Otmar Rengert
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Publication number: 20140051433Abstract: A method and apparatus for reducing power consumption in a base station of a cordless handset supporting a subset of a plurality of carrier frequencies supported by the base station, the method comprising disconnecting power to a receiver of the base station for carrier frequencies that are not supported by the cordless handset, thereby reducing power consumption by the base station.Type: ApplicationFiled: March 7, 2011Publication date: February 20, 2014Inventor: Otmar Rengert
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Publication number: 20120202484Abstract: An apparatus for enabling operation of a LDC network within a DECT system having a modified protocol, comprising an A-field with an identity of a FP shared by both the DECT system and the LDC network, B-fields with unique sync patterns for the DECT system and the LDC network, respectively; and separate dummy bearers for transmission by the FP for the DECT system and the LDC network, respectively, and a method for using the same.Type: ApplicationFiled: January 31, 2012Publication date: August 9, 2012Applicant: DSP Group Ltd.Inventors: Steven DICKINSON, Otmar Rengert, Jochen Kilian, Eli Fogel
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Patent number: 7948928Abstract: Cordless telephones according to the DECT standard are constantly transmitting a so-called dummy barrier at a certain power level, repetition interval and transmit frequency to apply corrections to the synchronization counters in the portable parts for synchronization to the fixed part. According to the present invention, once timing of the portable part is synchronized to the fixed part, a wired connection is used for applying these small synchronization corrections with respect to the synchronization between the portable part and the fixed part of the DECT telephone system. Advantageously, an emission of electromagnetic energy is thereby reduced significantly.Type: GrantFiled: January 20, 2004Date of Patent: May 24, 2011Assignee: DSP Group Switzerland AGInventors: Otmar Rengert, Martin Häusler
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Publication number: 20090092119Abstract: The present invention relates to a transceiver device and a method of controlling a time-division multiplex frame structure with time slots in active mode in which a bearer is established, and time slots in an idle mode in which no bearer is established. Adjacent first and second time slots are set in a scanning mode when the transceiver device is listening for bearer set-up attempts, and the first time slot is switched from the scanning mode to the idle mode if a bearer has been established in the adjacent second time slot and the adjacent second time slot is set into the active mode. Thereby, a non-blind-slot scanning mode is provided which enables maximum number of active full and double slots in systems with blind slot radio.Type: ApplicationFiled: December 20, 2006Publication date: April 9, 2009Applicant: DSP GROUP SWITZERLAND AGInventor: Otmar Rengert
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Publication number: 20080159355Abstract: Devices (1,2) for use in frequency hopping systems (3) for frequency hopping through frequencies of a sequence of frequencies get a better overall performance by introducing selectors (4) for selecting the sequence from a number of sequences, which number of sequences comprises a first sequence and a second sequence, which first sequence is longer than the second sequence. Generators (7) generate the first and second sequences. Monitors (5) monitor channels in use and controllers (6) control the selectors (4) for, in a first mode, selecting the first sequence and for, in a second mode, selecting the second sequence in dependence of a monitoring result. Modifiers (8) modify the second sequence. The second sequence may form a subset of the first sequence. This all results in an increased overall quality and a reduced power consumption.Type: ApplicationFiled: April 12, 2005Publication date: July 3, 2008Inventor: Otmar Rengert
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Publication number: 20060245387Abstract: Cordless telephones according to the DECT standard are constantly transmitting a so-called dummy barrier at a certain power level, repetition interval and transmit frequency to apply corrections to the synchronisation counters in the portable parts for synchronisation to the fixed part. According to the present invention, once timing of the portable part is synchronised to the fixed part, a wired connection is used for applying these small synchronisation corrections with respect to the synchronisation between the portable part and the fixed part of the DECT telephone system. Advantageously, an emission of electromagnetic energy is thereby reduced significantly.Type: ApplicationFiled: January 20, 2004Publication date: November 2, 2006Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V. GROENEWOUDSEWEG 1Inventors: Otmar Rengert, Martin Hausler