Multiple msg1 for pdcch ordered rach

A method for wireless communication at a base station, comprising:

• receiving a first type of message for a random access channel procedure from one or more UL transmit beams of a UE as part of multiple transmissions during a random access response window;
• transmitting, to the UE, one or more random access channel responses based at least in part on the receiving, the one or more responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• and
• receiving a transmission of the second type of message from the UE based at least in part on the transmitting, the second type of message associated with a lowest UL transmit power command included in the one or more responses.

A method for wireless communication at a UE, comprising:

• transmitting a first type of message for random access channel procedure from one or more UL transmit beams as part of multiple transmissions to a base station during a random access response window;
• receiving, from the base station, one or more random access channel responses based at least in part on the multiple transmissions, the one or more random access channel responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• selecting a message of the second type of message based at least in part on the one or more responses, the message associated with a lowest UL transmit power command included in the one or more responses;
• and
• transmitting the message based at least in part on the selecting.

An apparatus for wireless communication at a base station, comprising:

• a processor,
• memory in electronic communication with the processor;
• and
• instructions stored in the memory and executable by the processor to cause the apparatus to:
• determine a command for a user equipment (UE) to perform random access channel procedure;
• identify indicators of a configuration for multiple transmissions of a first type of random access channel message based at least in part on the determining, the indicators included in a physical downlink control channel order random access channel procedure, the indicators comprising time and frequency location information, procedure information, or a combination thereof for the multiple transmissions;
• and
• transmit the indicators to establish the configuration.

An apparatus for wireless communication at a base station, comprising:

• a processor,
• memory in electronic communication with the processor;
• and
• instructions stored in the memory and executable by the processor to cause the apparatus to:
• receive a first type of message for a random access channel procedure from one or more UL transmit beams of a UE as part of multiple transmissions during a random access response window;
• transmit, to the UE, one or more random access channel responses based at least in part on the receiving, the one or more responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• and
• receive a transmission of the second type of message from the UE based at least in part on the transmitting, the second type of message associated with a lowest UL transmit power command included in the one or more responses.

An apparatus for wireless communication at a UE, comprising:

• a processor,
• memory in electronic communication with the processor;
• and
• instructions stored in the memory and executable by the processor to cause the apparatus to:
• transmit a first type of message for random access channel procedure from one or more UL transmit beams as part of multiple transmissions to a base station during a random access response window;
• receive, from the base station, one or more random access channel responses based at least in part on the multiple transmissions, the one or more random access channel responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• select a message of the second type of message based at least in part on the one or more responses, the message associated with a lowest UL transmit power command included in the one or more responses;
• and
• transmit the message based at least in part on the selecting.

An apparatus for wireless communication at a base station, comprising:

• means for determining a command for a user equipment (UE) to perform random access channel procedure;
• means for identifying indicators of a configuration for multiple transmissions of a first type of random access channel message based at least in part on the determining, the indicators included in a physical downlink control channel order random access channel procedure, the indicators comprising time and frequency location information, procedure information, or a combination thereof for the multiple transmissions;
• and
• means for transmitting the indicators to establish the configuration.

An apparatus for wireless communication at a UE, comprising:

• means for determining to perform random access channel procedure with a base station;
• means for receiving control information from the base station as part of a physical downlink control channel order random access channel procedure, the control information including one or more indicators for multiple transmissions of a first type of random access channel message, the one or more indicators comprising time and frequency location information, procedure information, or a combination thereof for the multiple transmissions;
• and
• means for determining a transmission scheme for the multiple transmissions based at least in part on the control information, the multiple transmissions performed by the UE during a random access response window.

An apparatus for wireless communication at a base station, comprising:

• means for receiving a first type of message for a random access channel procedure from one or more UL transmit beams of a UE as part of multiple transmissions during a random access response window;
• means for transmitting, to the UE, one or more random access channel responses based at least in part on the receiving, the one or more responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• and
• means for receiving a transmission of the second type of message from the UE based at least in part on the transmitting, the second type of message associated with a lowest UL transmit power command included in the one or more responses.

An apparatus for wireless communication at a UE, comprising:

• means for transmitting a first type of message for random access channel procedure from one or more UL transmit beams as part of multiple transmissions to a base station during a random access response window;
• means for receiving, from the base station, one or more random access channel responses based at least in part on the multiple transmissions, the one or more random access channel responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• means for selecting a message of the second type of message based at least in part on the one or more responses, the message associated with a lowest UL transmit power command included in the one or more responses;
• and
• means for transmitting the message based at least in part on the selecting.

A non-transitory computer-readable medium storing code for wireless communication at a base station, the code comprising instructions executable by a processor to:

• determine a command for a user equipment (UE) to perform random access channel procedure;
• identify indicators of a configuration for multiple transmissions of a first type of random access channel message based at least in part on the determining, the indicators included in a physical downlink control channel order random access channel procedure, the indicators comprising time and frequency location information, procedure information, or a combination thereof for the multiple transmissions;
• and
• transmit the indicators to establish the configuration.

A non-transitory computer-readable medium storing code for wireless communication at a UE, the code comprising instructions executable by a processor to:

• determine to perform random access channel procedure with a base station;
• receive control information from the base station as part of a physical downlink control channel order random access channel procedure, the control information including one or more indicators for multiple transmissions of a first type of random access channel message, the one or more indicators comprising time and frequency location information, procedure information, or a combination thereof for the multiple transmissions;
• and
• determine a transmission scheme for the multiple transmissions based at least in part on the control information, the multiple transmissions performed by the UE during a random access response window.

A non-transitory computer-readable medium storing code for wireless communication at a base station, the code comprising instructions executable by a processor to:

• receive a first type of message for a random access channel procedure from one or more UL transmit beams of a UE as part of multiple transmissions during a random access response window;
• transmit, to the UE, one or more random access channel responses based at least in part on the receiving, the one or more responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• and
• receive a transmission of the second type of message from the UE based at least in part on the transmitting, the second type of message associated with a lowest UL transmit power command included in the one or more responses.

A non-transitory computer-readable medium storing code for wireless communication at a UE, the code comprising instructions executable by a processor to:

• transmit a first type of message for random access channel procedure from one or more UL transmit beams as part of multiple transmissions to a base station during a random access response window;
• receive, from the base station, one or more random access channel responses based at least in part on the multiple transmissions, the one or more random access channel responses including an UL transmit power command for subsequent transmissions of a second type of message at the UE;
• select a message of the second type of message based at least in part on the one or more responses, the message associated with a lowest UL transmit power command included in the one or more responses;
• and
• transmit the message based at least in part on the selecting.