1
Kari Rikkinen, Kalle Ahmavaara, Mikko Rinne, Mika Rinne: Method for radio resource control. Nokia Mobile Phones, Perman & Green, February 29, 2000: US06031827 (177 worldwide citation)

In order to control the use of physical radio resources, the physical radio resources are divided into chronologically consecutive frames (14), so that a frame contains slots (16, 17, 18) of various sizes, which slots represent a given share of the physical radio resources contained in the frame and ...


2
Ismo Kokko, Kari Rikkinen: Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals. Nokia Mobile Phones, Ohlandt Greeley Ruggiero & Perle L, December 21, 1999: US06005852 (108 worldwide citation)

A method for operating a cellular communications system of a type that includes a first type of terminal having real-time transmission needs and a second type of terminal having nonreal-time transmission needs. The method includes the steps of (a) determining at periodic intervals a total amount of ...


3
Ismo Kokko, Kari Rikkinen: Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals. Nokia Mobile Phones, Perman & Green, August 4, 1998: US05790534 (72 worldwide citation)

A method for operating a cellular communications system of a type that includes a first type of terminal having real-time transmission needs and a second type of terminal having nonreal-time transmission needs. The method includes the steps of (a) determining at periodic intervals a total amount of ...


4
Kari Pehkonen, Kari Rikkinen: Data transmission method, and transmitter. Nokia Mobile Phones, Perman & Green, September 7, 1999: US05949790 (63 worldwide citation)

The invention relates to a data transmission method in a wireless data transmission system where signals with one or more data rates and quality levels are transmitted simultaneously. In order for it to be possible to transmit information on the radio path at different rates and quality requirements ...


5
Ilkka Keskitalo, Kari Rikkinen, Tero Ojanpera: Method of transmitting and receiving power control messages in a CDMA cellular radio system. Nokia Telecommunications Oy, Nokia Mobile Phones, Cushman Darby & Cushman L, October 29, 1996: US05570353 (61 worldwide citation)

The invention relates to a data transmission method in a CDMA cellular radio system, which comprises in each cell at least one base station (10) communicating with mobile stations (11, 12) within its coverage area and in which system the base station adjusts the transmitting power of the mobile stat ...


6
Hannu Häkkinen, Kari Rikkinen, Kari Pehkonen: Method and equipment for multirate coding and detection in a multiple access mobile communication system. Nokia Telecommunications Oy, Pillsbury Winthrop, May 1, 2001: US06226320 (42 worldwide citation)

In a communication system in which data and user information are transmitted on a radio path between a transmitting end and a receiving end, multirate coding and detection are carried out by: allocating different signal waveforms to different transfer rates, selecting, at the transmitting end, the d ...


7
Savo Glisic, Ilkka Keskitalo, Pentti Leppanen, Tero Ojanpera, Juha Rapeli, Kari Rikkinen: Data transmission method, base station, and subscriber terminal. Nokia Telecommunications Oy, Nokia Mobile Phones, Cushman Darby & Cushman IP Group of Pillsbury Madison & Sutro, May 19, 1998: US05754541 (32 worldwide citation)

A base station, subscriber terminal, and data transmission method in a CDMA cellular radio network having in each cell at least one base station which communicates on a specified traffic channel with the terminal equipments (Mobile Station) located within its area, the signal of the users being divi ...


8
Uwe Schwarz, Peter Muszynski, Kari Rikkinen: Handovers of user equipment connections in wireless communications systems. Nokia Corporation, Brown Raysman Millstein Felder Steiner, January 20, 2004: US06681112 (23 worldwide citation)

An inter-frequency handover of a UE connection is performed in which the frequency of the uplink connection from the UE to a base station remains the same and the frequency of the downlink connection from the base station to the UE changes from a first downlink frequency to a second downlink frequen ...


9
Uwe Schwarz, Peter Muszynski, Kari Rikkinen: Handovers of user equipment connections in wireless communications systems. Nokia Corporation, Lackenbach Siegel, Robert M Bauer, January 23, 2007: US07167709 (9 worldwide citation)

An inter-frequency handover of a UE connection is performed in which the frequency of the uplink connection from the UE to a base station remains the same and the frequency of the downlink connection from the base station to the UE changes from a first downlink frequency to a second downlink frequen ...


10
Antti Toskala, Harri Holma, Kari Rikkinen, Kari Pehkonen: Data communication and radio system. Nokia Networks Oy, Pillsbury Winthrop, July 31, 2001: US06269126 (9 worldwide citation)

Provided is a method and system for a radio system including at least one base station and terminal equipment including a receiver and a transmitter. The transmitter is structured and arranged to independently adjust a symbol rate of at least two signals and combine the two signals after adjusting t ...