The proceeds from ticket sales will benefit the Mamba Foundation and Mambacita Sports, the Lakers said.
Ticket registration was to be extended from 11:00 a.m. to 10:00 p.m. Monday through the Ticketmaster Verified Fan system. On Tuesday, registered fans will receive emails with non-transferable personal access codes that will allow them to participate in the public sale Wednesday morning.
In a move apparently intended to prevent a repeat of the massive crowds that gathered at Staples after Bryant's death, the Lakers said the memorial will not be shown on outdoor video screens in the arena or entertainment area live LA
Members of the public without a ticket to the memorial have been warned not to approach the arena or L.A. Live as they will be unable to enter the area, the team said.
The Lakers statement contained no details about the memorial.
Staples Center, known as "the house Kobe built", is where Bryant played for most of his 20-year career with the Lakers.
Bryant, his 13-year-old daughter and seven others were killed on January 26 when the onboard helicopter crashed in Calabasas, California, while flying for a basketball tournament where Gianna was to play with his team.
Bryant and Gianna were buried on February 7 at the Pacific View Memorial Park in Corona del Mar, California, near the family home, according to the death certificates.
Several thousand people came to Angel Stadium in Anaheim on Monday to mourn three of the victims: Orange Coast College baseball coach John Altobelli, his wife Keri and their daughter, Alyssa, who was Gianna's teammate.
Christina Mauser, who helped Bryant coach the women's basketball team, was also killed in the accident. Sarah Chester and daughter, Payton, another of Gianna's teammates; and pilot Ara Zobayan.
The cause of the accident is still under investigation by the National Transportation Safety Board.